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A can opener (North American and Australian English) or tin opener (British English) is a mechanical device used to open metal tin cans. Although preservation of food using tin cans had been practiced since at least 1772 in the Netherlands, the first can openers were not patented until 1855 in England and 1858 in the United States.
Can opener (tin opener), a mechanical device used to open tin cans; Can opener (hold) (spinal lock), a grappling hold; Can opener (tennis), a type of serve; Can opener capsulotomy, a medical procedure; Can opener, a variant of cannonball (diving)
Fraze decided to create an improved beverage opening method that would eliminate the need for a separate device, leading to his creation of the pull-tab opener. His first design included a lever that pierced a hole in the top of the can, but this caused a safety hazard as it produced sharp edges that could cut the user's finger.
An empty tin can. A steel can, tin can, tin (especially in British English, Australian English, Canadian English and South African English), or can is a container made of thin metal, for distribution or storage of goods. Some cans are opened by removing the top panel with a can opener or other tool; others have covers removable by hand without ...
the can opener itself is free to slide up and down in a track or bracket mounted on the edge of the counter, and thus to handle cans of any height from a few inches to a foot or so; the sharp edge is just a one edge of a triangular tooth: you have enough leverage that you don't need the rolling of a sharp wheel to reduce the friction.
The text of De obsessione Dunelmi describes, among other things, the history of 11th-century Northumbria, the career of the earls of Bamburgh along with their blood feud against Thurbrand the Hold and his descendants.
A simple opener is a piece of metal with a rectangular or rounded opening in one end and a solid handle large enough to be gripped between the thumb and forefingers on the other. The opening contains a lip that is placed under the edge of the bottle top, pulling it off when upward force is applied to the handle end of the opener.
The can was to be pierced in its center with the sharp metal rod of the opener. Then the length of the lever had to be adjusted to fit the can size, and the lever fixed with the wingnut . The top of the can was cut by pressing the cutting wheel into the can near the edge and rotating it along the can's rim. [ 5 ]